# -*- coding: utf-8 -*-#
#-------------------------------------------------------------------------------
# 建立者:        Young  
# Name:         demo0621
# Description:  函数定义
# Author:       $赵怡蕾
# Date:         2019/3/6
#-------------------------------------------------------------------------------

def hello(name):
    '问候函数'
    print('你好 {}'.format(name))
    return None     # 返回值None    函数到这里结束

if __name__ == '__main__':
    # ret = hello('sir')
    # print(ret)
    print('__doc__方式',hello.__doc__)
    print('help方式',help(hello))
    range(10)